There seems to be several levels to this. Some yes and some no. Some are jsut beinf fed information and due to lack of discernment and awareness they are "managed" just by the information they parrot. The latter is known as a co-adjutor (meaning they think they may be getting the word out but they are being used.
Bottom line: Develop your intuition/awarenss and crossreference ALL sources many times. Watch for patterns and always go within (beyond filters) for accuracy.